A guide to ghoulish and garish happenings around Santa Cruz this Halloween

Friday, Oct. 26

Cabrillo College Masquerade Ball
The dance department's second annual bash features hip-hop and house music by DJ Kikkoman and prizes for best adult and child costumes. 6:30pm; $5-$7; Sesnon House, Cabrillo College, 6500 Soquel Dr., Aptos. 426.1923.

The Haunting
The 1963 horror classic, based on the novel by Shirley Jackson, about a group of people investigating ghosts in a creepy old mansion. Plays midnight Fri-Sat; $6; Nickelodeon, 210 Lincoln St., Santa Cruz. 426.7500.

Let's Make a Difference
Costume party and silent auction with live jazz, international food and magic show. Proceeds go to the Firefighters Fund and American Red Cross. Felton Community Hall; 1:30-5:30pm. www.familybootcamp.com.

Halloween in the Park
A guided walk through the redwood grove for all ages. 6-8pm; free; Henry Cowell Redwoods State Park, Felton. 335.7077.

Ongoing

Dia de los Muertos Community Altar
The community is invited to decorate the altar with photos, flowers, poems and other remembrances of loved ones. Free. Through Nov. 4 at the Museum of Art & History, 705 Front St., Santa Cruz. 429.1964,

Labyrinth Haunted House
Santa Cruz's only haunted house features the work of more than 40 visual and performance artists. Mon-Fri, 7-11pm; till midnight Sat-Sun;$10; 1001 Soquel Ave., Santa Cruz. 425.4477.